How It’s Made Lithium Ion Batteries

Watch Lithium Ingot Turn Into Car Batteries Lithium is the lightest of all metals (the third element in the periodic table), has the greatest electrochemical potential, and provides the highest energy density. This video from How it’s Made shows how an 11-pound lithium ingot is extruded and rolled to a thickness of 0.01 in. and […]

How to 3D print a dinosaur

Scientists at the Smithsonian Museum of Natural History are preserving its archives in digital format, making it possible for anyone to 3D print its artifacts.

Science solves seashell material mystery

Scientists have long been puzzled by a process that is crucial to much of the life in Earth’s oceans: Why does calcium carbonate, the tough material of seashells and corals, sometimes take the form of calcite, and at other times form a chemically identical form of the mineral called aragonite?